#ifndef MATEMATICAS_H
#define MATEMATICAS_H

#include <math.h>

#define PI    3.14159265358979323846
#define dosPI (2 * PI)

#define EPSILON 0.000001

#define fequals(a,b) ( abs((a) - (b)) < EPSILON )
 
#define round(x) ( floor((x) + 0.5) )

#endif